Simon Willison’s Weblog

19th February 2025

TIL Using S3 triggers to maintain a list of files in DynamoDB — This is a three-quarters-baked experiment that I ran this morning. I'm interested in efficiently tracking which new files have been added to an S3 bucket, where that bucket could potentially hold millions of items.

Posted 19th February 2025 at 9:44 pm

Recent articles

Adding TILs, releases, museums, tools and research to my blog - 20th February 2026
Two new Showboat tools: Chartroom and datasette-showboat - 17th February 2026
Deep Blue - 15th February 2026

This is a beat by Simon Willison, posted on 19th February 2025.

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